Index: branches/rewrite/i386/modules/BiosDisk/include/Disk.hpp
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/include/Disk.hpp	(revision 0)
+++ branches/rewrite/i386/modules/BiosDisk/include/Disk.hpp	(revision 1075)
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2011 Evan Lojewski. All rights reserved.
+ *
+ */
+#ifndef DISK_H
+#define DISK_H
+
+#include <IOKit/IOTypes.h>
+
+class Disk
+{
+public:
+    Disk();
+    Disk(const char* name);
+    ~Disk();
+        
+    virtual IOReturn    Read(UInt64 sector, UInt64 size, char* buffer) = 0;
+    virtual IOReturn    Write(UInt64 sector, UInt64 size, char* buffer) = 0;
+
+    bool        isValid() { return mName != NULL; };
+protected:
+    const char      *mName;
+    const char      *busType;
+    
+private:
+
+};
+
+#endif /* DISK_H */
Index: branches/rewrite/i386/modules/BiosDisk/include/BiosDisk.hpp
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/include/BiosDisk.hpp	(revision 0)
+++ branches/rewrite/i386/modules/BiosDisk/include/BiosDisk.hpp	(revision 1075)
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2011 Evan Lojewski. All rights reserved.
+ *
+ */
+#ifndef BIOSDISK_H
+#define BIOSDISK_H
+
+#include <IOKit/IOTypes.h>
+#include <Disk.hpp>
+
+
+#define super Disk
+
+class BiosDisk : public Disk
+{
+public:
+    BiosDisk(const char* name);
+    ~BiosDisk();
+        
+    virtual IOReturn    Read(UInt64 sector, UInt64 size, char* buffer);
+    virtual IOReturn    Write(UInt64 sector, UInt64 size, char* buffer);
+
+protected:
+    
+private:
+    UInt8           mDiskID;
+};
+
+#endif /* BIOSDISK_H */
Index: branches/rewrite/i386/modules/BiosDisk/Main.cpp
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/Main.cpp	(revision 0)
+++ branches/rewrite/i386/modules/BiosDisk/Main.cpp	(revision 1075)
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2011 Evan Lojewski. All rights reserved.
+ *
+ */
+#include <cstdlib>
+#include <iostream>
+#include <modules>
+
+extern "C"
+{
+    void BiosDisk_start();
+}
+
+void BiosDisk_start()
+{
+}
\ No newline at end of file
Index: branches/rewrite/i386/modules/BiosDisk/BiosDisk.cpp
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/BiosDisk.cpp	(revision 1074)
+++ branches/rewrite/i386/modules/BiosDisk/BiosDisk.cpp	(revision 1075)
@@ -2,15 +2,39 @@
  * Copyright (c) 2011 Evan Lojewski. All rights reserved.
  *
  */
-#include <cstdlib>
-#include <iostream>
-#include <modules>
+#include <BiosDisk.hpp>
 
-extern "C"
+        
+BiosDisk::BiosDisk(const char* name)
 {
-    void BiosDisk_start();
+    busType = "bios";
+
+    // fixme
+    if(name[0] != 'b' &&
+       name[1] != 'i' &&
+       name[2] != 'o' &&
+       name[3] != 's' &&
+       name[4] != ':') name = NULL;
+    
+    mName = name;
+    
+    // TODO: convert mName to bios disk id
 }
 
-void BiosDisk_start()
+BiosDisk::~BiosDisk()
 {
-}
\ No newline at end of file
+
+}
+
+IOReturn BiosDisk::Read(UInt64 sector, UInt64 size, char* buffer)
+{
+    if(!isValid()) return kIOReturnNoDevice;
+    return kIOReturnSuccess;
+}
+
+
+IOReturn BiosDisk::Write(UInt64 sector, UInt64 size, char* buffer)
+{
+    if(!isValid()) return kIOReturnNoDevice;
+    return kIOReturnNotWritable;
+}
Index: branches/rewrite/i386/modules/BiosDisk/Disk.cpp
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/Disk.cpp	(revision 0)
+++ branches/rewrite/i386/modules/BiosDisk/Disk.cpp	(revision 1075)
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2011 Evan Lojewski. All rights reserved.
+ *
+ */
+#include <Disk.hpp>
+
+        
+Disk::Disk()
+{
+    mName = NULL;
+}
+
+Disk::~Disk()
+{
+
+}
\ No newline at end of file
Index: branches/rewrite/i386/modules/BiosDisk/Makefile
===================================================================
--- branches/rewrite/i386/modules/BiosDisk/Makefile	(revision 1074)
+++ branches/rewrite/i386/modules/BiosDisk/Makefile	(revision 1075)
@@ -8,6 +8,6 @@
 
 DIR = BiosDisk
 
-MODULE_OBJS = BiosDisk.o
+MODULE_OBJS = Disk.o BiosDisk.o Main.o
 
 include ../MakeInc.dir
\ No newline at end of file